David walked 0.5 kilometer from his home to the library which fraction is equivalent to 0.5

1/2

Step-by-step explanation:

The decimal 0.5 is equal to the fraction 1/2.

see attached

step-by-step explanation:

given the function as;

write the equation replacing f(x) with y

form   and fill a table containing values of y with corresponding values of x

you can take a range for   values of x as -3≤x≤3

solving for x=-3

for x=-2

repeat the same procedure to get the values of y for the remaining ,x=-1 to x=3

plot the values of y against values   of x and obtain the following graph